... this NLP-based processing need is the MedLine abstract database maintained by the National Library of Medicine1 (NLM), which incorporates around 40,000 Health Sciences pa-pers each month. ... /'YES'@[102]. The different number of positions considered to the left and right of the markers in our training corpus, as well as the nature of the features selected (there are many more word-types than ... approaches that used short range features did perform very well, in line with the hand-coded approach. The results of the different algorithms, re-stricted to the lexeme call, are presented in Table...